A police officer examines the scene after a worker at an excavation site became trapped under a car that drove into a three-foot deep ditch on Henry Street in Stamford, Conn., October 11, 2011. The driver, a 73-year-old man, turned onto Henry Street, which was closed to west-bound traffic because of the construction. The driver hit a 19-year-old excavation worker and his car fell into the trench, trapping the worker underneath. Co-workers dug him out from the ditch, and paramedics took him to Stamford Hospital, his injuries were not serious. The excavation contractor, A.J. Penna and Son, was doing work for Connecticut Light & Power, Montagnese said. less

A police officer examines the scene after a worker at an excavation site became trapped under a car that drove into a three-foot deep ditch on Henry Street in Stamford, Conn., October 11, 2011. The driver, a ... more

Paramedics tend to a worker at an excavation site who became trapped under a car that drove into a three-foot deep ditch on Henry Street in Stamford, Conn., October 11, 2011. The driver, a 73-year-old man, turned onto Henry Street, which was closed to west-bound traffic because of the construction. The driver hit a 19-year-old excavation worker and his car fell into the trench, trapping the worker underneath. Co-workers dug him out from the ditch, and paramedics took him to Stamford Hospital, his injuries were not serious. The excavation contractor, A.J. Penna and Son, was doing work for Connecticut Light & Power, Montagnese said. less

Paramedics tend to a worker at an excavation site who became trapped under a car that drove into a three-foot deep ditch on Henry Street in Stamford, Conn., October 11, 2011. The driver, a 73-year-old man, ... more

A car that drove into a three-foot deep ditch trapping a worker at an excavation site sits in the rut on Henry Street in Stamford, Conn., October 11, 2011. The driver, a 73-year-old man, turned onto Henry Street, which was closed to west-bound traffic because of the construction. The driver hit a 19-year-old excavation worker and his car fell into the trench, trapping the worker underneath. Co-workers dug him out from the ditch, and paramedics took him to Stamford Hospital, his injuries were not serious. The excavation contractor, A.J. Penna and Son, was doing work for Connecticut Light & Power, Montagnese said. less

A car that drove into a three-foot deep ditch trapping a worker at an excavation site sits in the rut on Henry Street in Stamford, Conn., October 11, 2011. The driver, a 73-year-old man, turned onto Henry ... more

Paramedics tend to a worker at an excavation site who became trapped under a car that drove into a three-foot deep ditch on Henry Street in Stamford, Conn., October 11, 2011. The driver, a 73-year-old man, turned onto Henry Street, which was closed to west-bound traffic because of the construction. The driver hit a 19-year-old excavation worker and his car fell into the trench, trapping the worker underneath. Co-workers dug him out from the ditch, and paramedics took him to Stamford Hospital, his injuries were not serious. The excavation contractor, A.J. Penna and Son, was doing work for Connecticut Light & Power, Montagnese said. less

Paramedics tend to a worker at an excavation site who became trapped under a car that drove into a three-foot deep ditch on Henry Street in Stamford, Conn., October 11, 2011. The driver, a 73-year-old man, ... more

A car that drove into a three-foot deep ditch trapping a worker at an excavation site sits in the rut on Henry Street in Stamford, Conn., October 11, 2011. The driver, a 73-year-old man, turned onto Henry Street, which was closed to west-bound traffic because of the construction. The driver hit a 19-year-old excavation worker and his car fell into the trench, trapping the worker underneath. Co-workers dug him out from the ditch, and paramedics took him to Stamford Hospital, his injuries were not serious. The excavation contractor, A.J. Penna and Son, was doing work for Connecticut Light & Power, Montagnese said. less

A car that drove into a three-foot deep ditch trapping a worker at an excavation site sits in the rut on Henry Street in Stamford, Conn., October 11, 2011. The driver, a 73-year-old man, turned onto Henry ... more

STAMFORD -- A worker at an excavation site became trapped under a car that drove into a three-foot deep ditch on Henry Street Tuesday afternoon, police said.

The driver, a 73-year-old man, was pulling out of the Dollar Rent-a-Car on Canal Street just before 3 p.m. Tuesday and turned onto Henry Street, which was closed to westbound traffic because of the construction, said Stamford police Lt. Nicholas Montagnese. The driver hit a 19-year-old excavation worker and his car fell into the trench, trapping the worker underneath.